using System;

using System.Collections.Generic;

using System.Linq;

using System.Runtime.Serialization;

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

​

public class Program

{

    public static void Main()

    {

        string responseData = @"

        {

            ""DocumentException"": null,

            ""Success"": true,

            ""TimestampExtraInfoPackages"": [

            {

                ""Area "": ""AA"",

                ""Company"": ""XXX"",

                ""ContactID"": ""123"",

                ""PackageID"": ""P1"",

                ""Timestamp"": ""20090501163433360001"",

                ""ExtraInfo"": [

                {

                    ""Key"": ""Key1"",

                    ""Value"": ""value1""

                },

                {

                    ""Key"": ""Key2"",

                    ""Value"": ""value2""

                }

                ]

            }

            ],

            ""TimestampPackages"": []

        }";

​

        GetAllUnprintedItemsResponse upResponse = new GetAllUnprintedItemsResponse();

        JsonConvert.PopulateObject(responseData, upResponse);

​

        foreach (var kvp in upResponse.TimestampExtraInfoPackages.First().ExtraInfo)

        {

            Console.WriteLine(kvp.Key + ": " + kvp.Value);

        }

    }

}

​

public class KvpArrayToDictionaryConverter : JsonConverter

{

    public override bool CanConvert(Type objectType)

    {

        return typeof(IDictionary<string, string>).IsAssignableFrom(objectType);

    }

​

    public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)

    {

        var dict = new Dictionary<string, string>();

        var array = JArray.Load(reader);

        foreach (var obj in array.Children<JObject>())

        {

            dict.Add((string)obj["Key"], (string)obj["Value"]);

        }

        return dict;

    }

​

    public override bool CanWrite

    {

        get { return false; }

    }

​

    public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)

    {

        throw new NotImplementedException();

    }

}

​

[DataContract]

public class TimestampPackageDC

{

    [DataMember]

    public string Timestamp { get; set; }

​

    [DataMember]

    public string Company { get; set; }

​

    [DataMember]

    public string ContactID { get; set; }

​

    [DataMember]

    public string Area { get; set; }

​

    [DataMember]

    public string PackageID { get; set; }

} // end of class TimestampPackageDC

​

[DataContract]

public class TimestampPackageExtraDC : TimestampPackageDC

{

    [DataMember]

    [JsonConverter(typeof(KvpArrayToDictionaryConverter))]

    public IDictionary<string, string> ExtraInfo { get; set; }

} // end of class TimestampPackageExtraDC

​

​

[DataContract]

public class GetAllUnprintedItemsResponse //: BaseResponse

{

    [DataMember]

    public TimestampPackageDC[] TimestampPackages { get; set; }

​

    [DataMember]

    public TimestampPackageExtraDC[] TimestampExtraInfoPackages { get; set; }

}

​

// DotNetFiddle doesn't seem to have support for [DataContract] or [DataMember] so I'm faking them out here.

// You should not need this in production code; instead add a reference to the System.Runtime.Serialization assembly

namespace System.Runtime.Serialization

{

    public class DataContractAttribute : Attribute {}

    public class DataMemberAttribute: Attribute {}

}

​